Introduced in 2004 by Intel and superseding AC’97, HD Audio provides eight channels (7.1) of 32-bit, 192 kHz audio for Dolby Digital and DTS surround sound. It allows the same port to be used for speaker or microphone (automatic jack retasking), and it supports multiple listening zones.

The HD Audio bus driver is the only software component that directly accesses the hardware registers of the HD Audio bus interface controller. Function drivers allocate and free these resources through the HD Audio DDI. The HD Audio bus driver: Queries the codecs on the bus and creates children to manage the codecs.

Realtek High Definition Audio Driver is the most popular sound driver for Windows systems, and it helps manage surround sound, Dolby and DTS sound systems on your computer. You need this driver for your audio device to even work on the PC – so uninstalling it would create serious audio errors.

Microsoft UAA Bus Driver for High Definition Audio is the sound driver for Windows Vista and older supporting many chipsets including Realtek, Sigmatel, Conexant, Adi, and CMedia. Files will be extracted to a Realtek folder where you can run setup.exe.

Open Device Manager. Click the plus sign next to System devices. Right-click Microsoft UAA Bus Driver for High Definition Audio and select Disable. Wait about 5 seconds for Windows XP to disable the device.

As a result, NVIDIA high-definition audio card promises the delivery of an internal sound controller integrated into the graphics card. As for the audio codec, it can be used as an output to the HDMI display.

Many users asked themselves if installing the Realtek HD Audio Manager is required when having no audio issues. The answer is no, the driver is not crucial for running your PC audio properly. Realtek HD Audio Manager acts as a control panel for your audio adapters.

More Information. The new UAA describes a class driver architecture for computer audio solutions that are supported in Microsoft Windows operating systems. An audio device that is UAA compliant can rely completely on the operating system for driver support.

Universal Audio Architecture (UAA) is an initiative unveiled in 2002 by Microsoft to standardize the hardware and class driver architecture for audio devices in modern Microsoft Windows operating systems.

Press the Device Installation Settings button. Choose No, and then press the Save Changes button. To uninstall your audio driver: Go to Device Manager box, right-click the audio driver and choose Uninstall.

Fixed This device cannot start. (Code 10) – High Definition Audio Device

1. On your keyboard, press the Windows key and R at the same time to invoke the run box.
2. Type services. msc and click OK.
3. Locate Windows Audio.
4. Check to see if the Status is “Started”.
5. Restart your PC for the changes to take effect.

The package provides the installation files for AMD High Definition Audio Bus Driver version 15.20.0.1. 1. Go to Device Manager (right click on My Computer, choose Manage and then find Device Manager in the left panel) 2. Right click on the hardware device you wish to update and choose Update Driver Software

For each codec, the bus driver loads one function driver (if available) for each function group that it finds within the codec. For information about function groups, see the Intel High Definition Audio Specification at the Intel HD Audio website.

Usually, Windows operating systems apply a generic audio driver that allows computers to recognize the sound card component and make use of its basic functions.